<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>第一个网页</title>
</head>
<body>
<label for="name">Name (4 to 8 characters):</label>
<h1>我的第一个网页</h1>
<input type="text" id="name" name="name" required
       minlength="4" maxlength="8" size="10">
</body>
</html>